JPS63222852A - Waterproof film structural material - Google Patents
Waterproof film structural materialInfo
- Publication number
- JPS63222852A JPS63222852A JP5748087A JP5748087A JPS63222852A JP S63222852 A JPS63222852 A JP S63222852A JP 5748087 A JP5748087 A JP 5748087A JP 5748087 A JP5748087 A JP 5748087A JP S63222852 A JPS63222852 A JP S63222852A
- Authority
- JP
- Japan
- Prior art keywords
- ptfe
- silicone resin
- water
- silica powder
- layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000463 material Substances 0.000 title claims description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 35
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 32
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 31
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 26
- 239000000843 powder Substances 0.000 claims description 22
- 229920002050 silicone resin Polymers 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 18
- 239000012528 membrane Substances 0.000 claims description 18
- 239000000377 silicon dioxide Substances 0.000 claims description 18
- 239000003365 glass fiber Substances 0.000 claims description 12
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 238000010521 absorption reaction Methods 0.000 description 10
- 239000011324 bead Substances 0.000 description 5
- 239000006185 dispersion Substances 0.000 description 5
- 239000011521 glass Substances 0.000 description 5
- 230000003203 everyday effect Effects 0.000 description 3
- 239000000835 fiber Substances 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 238000010276 construction Methods 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000839 emulsion Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 230000014759 maintenance of location Effects 0.000 description 2
- 229920005989 resin Polymers 0.000 description 2
- 239000011347 resin Substances 0.000 description 2
- 206010011224 Cough Diseases 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
Classifications
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N3/00—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof
- D06N3/04—Artificial leather, oilcloth or other material obtained by covering fibrous webs with macromolecular material, e.g. resins, rubber or derivatives thereof with macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06N—WALL, FLOOR, OR LIKE COVERING MATERIALS, e.g. LINOLEUM, OILCLOTH, ARTIFICIAL LEATHER, ROOFING FELT, CONSISTING OF A FIBROUS WEB COATED WITH A LAYER OF MACROMOLECULAR MATERIAL; FLEXIBLE SHEET MATERIAL NOT OTHERWISE PROVIDED FOR
- D06N7/00—Flexible sheet materials not otherwise provided for, e.g. textile threads, filaments, yarns or tow, glued on macromolecular material
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Laminated Bodies (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明はガラス繊維布を基材とする耐水性に優れ念膜構
造材料に関する。DETAILED DESCRIPTION OF THE INVENTION (Industrial Field of Application) The present invention relates to a membrane structure material having excellent water resistance and having glass fiber cloth as a base material.
（従来の技術）
近年、野球場５体育館等のような建築物の屋根に空気ｊ
漠構造やテンション構造を適用する例が増加しつつある
。(Prior art) In recent years, air is being poured onto the roofs of buildings such as baseball stadiums, gymnasiums, etc.
Examples of applying vague structures and tension structures are increasing.
これら空気膜構造、テンション構造は下記（ａ）〜（ｃ
）のような特徴を有している。These air film structures and tension structures are shown below (a) to (c).
) has the following characteristics.
（ａ）膜屋根１菫が小さく大スパン構造が口Ｉ能となる
こと。(a) A membrane roof with a small violet and a large span structure is effective.
（ｂ）透光性を有するので昼間の人工魚明は不要であり
、しかも透過光は影の無いやわらかなものとな９１戸外
にいるような全く新しい室内空間を作り出せることぅ
（ｃ）屋根の施工作業に要する工期短縮が口■能である
こと、。(b) Since it has translucency, there is no need for artificial light during the day, and the transmitted light is soft without shadows.91 It is possible to create a completely new indoor space that feels like being outdoors. (c) The roof It is easy to shorten the construction period required for construction work.
そして、上記屋根構造の材料としては、特公昭５５−７
１４８号公報に開示されているように、ガラス繊維布の
表面にシリコーン樹脂層、ポリテトラフルオロエチレン
（以下、ＰＴＦＥと称す） ＭＪおよびガラスビード含
有）’ＴＦＥ層を順次形成せしめて成るものが知られて
いる。The material for the roof structure mentioned above is
As disclosed in Japanese Patent No. 148, a silicone resin layer and a polytetrafluoroethylene (hereinafter referred to as PTFE) MJ and glass bead-containing TFE layer are sequentially formed on the surface of a glass fiber cloth. It is being
（発明が解決しようとする問題点） かような屋根構造材料には当然のことながら。(Problem that the invention attempts to solve) Naturally, such roof structural materials.
長期の耐候性が要求される。そして、上記屋根構造材料
の耐候性レベルはかなり高水準ではあるが、特性レベル
アップに対する期待も強い。従って。Long-term weather resistance is required. Although the weather resistance level of the above-mentioned roof structural materials is quite high, there are strong expectations for improved properties. Therefore.
本発明は屋根構造材料の耐候性の向上をその目的とする
。The purpose of the present invention is to improve the weather resistance of roof structural materials.
（問題点を解決するための手段）
本発明者はガラス繊維布を基材とする屋根構造ｗｇの耐
候性のメカニズムの解明に努め、該材料の耐候性を左右
する主要因の１つは該材料の吸水率であること、吸水は
基材表面に形成される樹脂層のマッドクラックやピンホ
ールによって誘発されること、および吸水率の増加によ
り強度が低下し、耐候性が悪化すること、を知った。(Means for Solving the Problems) The present inventors have endeavored to elucidate the mechanism of weather resistance of roof structures WG based on glass fiber cloth, and have found that one of the main factors that influences the weather resistance of the material is This is due to the water absorption rate of the material, that water absorption is induced by mud cracks and pinholes in the resin layer formed on the surface of the base material, and that increased water absorption reduces strength and deteriorates weather resistance. Knew.
そして、本発明者はこの屋根構造材料の吸水率を小さく
し、耐候性を向とさせる方法を検討するうちに、ガラス
ビードに代えシリカ粉末を用いるとその目的が達成でき
ることを知り１本発明に至った。While considering ways to reduce the water absorption rate and improve weather resistance of this roof structural material, the present inventor learned that the purpose could be achieved by using silica powder instead of glass beads, which led to the present invention. It's arrived.
即ち１本発明に係る耐水性膜構造材は、ガラス繊維布の
表面にシリコーン樹脂層、 ＰＴＦ’Ｅ Ｍおよびシリ
カ粉末含有ＰＴＦＥＦ＃が順次形成されて成るものであ
る。That is, the water-resistant membrane structure material according to the present invention is formed by sequentially forming a silicone resin layer, PTF'EM, and PTFEF# containing silica powder on the surface of a glass fiber cloth.
本発明に係る耐水性膜構造材は例えば、ガラス繊維布に
シリコーン樹脂含有液を塗布して加熱することにより、
該樹脂をガラス繊維布に含浸すると共にその表面に薄層
状に焼付け１次にＰＴＦＥ含有液を塗布して加熱し、シ
リコーン樹脂１上にＰＴＦＥ層を形成し、その後シリカ
粉末とＰＴＦＥの両者を含有する液をＰＴＦＥ層上に塗
布して加熱し。The water-resistant membrane structure material according to the present invention can be prepared, for example, by applying a silicone resin-containing liquid to a glass fiber cloth and heating it.
A glass fiber cloth is impregnated with the resin and baked in a thin layer on the surface of the cloth.Firstly, a PTFE-containing liquid is applied and heated to form a PTFE layer on the silicone resin 1, and then a PTFE layer containing both silica powder and PTFE is formed. The solution is applied onto the PTFE layer and heated.
シリカ粉末含有ＰＴＦＥｍを形成する方法によって製造
し得る。It can be manufactured by a method of forming PTFEm containing silica powder.
シリコーン樹脂は信越化学工業■、東レしリコーン■或
いはダウコーニング社等からそのエマルジョンやディス
パージョンが市販されており、これらを用いることもで
きる。Emulsions and dispersions of silicone resins are commercially available from Shin-Etsu Chemical Co., Ltd., Toray Silicone Co., Ltd., Dow Corning Co., Ltd., etc., and these may also be used.
ガラス繊維布にシリコーン樹脂を含浸せしめると共に薄
層形成した際の、シリコーン樹脂の付着量が多くなると
、得られる膜構造材の柔軟性は増すが、咳布とシリコー
ン樹脂との密着力が低下し。When glass fiber cloth is impregnated with silicone resin and formed into a thin layer, if the amount of silicone resin adhered increases, the flexibility of the resulting membrane structure material increases, but the adhesion between the cough cloth and the silicone resin decreases. .
機械的ストレスの作用により眉間剥離を生ずることがあ
ることが判明した。一方、シリコーン樹脂の付着量が少
なくなると、得られる膜構造材は硬くなり、布く折れ或
いは亀裂を生ずることがあることも判明している。It has been found that glabellar peeling may occur due to the effect of mechanical stress. On the other hand, it has been found that when the amount of silicone resin deposited decreases, the obtained membrane structure material becomes hard, and the fabric may fold or crack.
従って、本発明においてはシリコーン樹脂のガラス繊維
布に対する付着量を通常約１０／ｉ／ｒｌ以下、好まし
くは約４〜６１１／Ｗｌとする。Therefore, in the present invention, the amount of silicone resin adhered to the glass fiber cloth is usually about 10/i/rl or less, preferably about 4 to 611/wl.
また、シリコーン樹脂層上に順次形成されるＰＴＦＥ層
およびシリカ粉末含有ＰＴＦＥ７１を形成するＰＴＦＥ
としては、従来用いられていた分子量２×１０６以下の
粉末を用いることもできるが、塗膜強度やシリコーン樹
脂との密着力の観点から分子量３Ｘ１０’〜４Ｘ １０
’のものを用いるのがより好適である。In addition, the PTFE layer that is sequentially formed on the silicone resin layer and the PTFE that forms the silica powder-containing PTFE 71
Although it is possible to use a conventionally used powder with a molecular weight of 2 x 106 or less, it is possible to use a powder with a molecular weight of 3 x 10' to 4 x 10 from the viewpoint of coating strength and adhesion to silicone resin.
' is more suitable.
なお、シリコーン樹脂層上に順次形成されるＰＴＦＥ
＃およびシリカ粉末含有ＰＴＦＥ層の付着量は特に限定
されるわけではないが５通常、前者が３００〜３５０ｐ
／ｒｒ？であり、後者力３５０〜４００．１！／ｄであ
る。Note that PTFE, which is sequentially formed on the silicone resin layer,
The amount of the PTFE layer containing # and silica powder is not particularly limited, but the former is usually 300 to 350 p.
/rr? And the latter power is 350-400.1! /d.
また、シリカ含有ＰＴＦＥ ＠を形成するのに用いるシ
リカ粉末としては粒径２０μ鴨以下のものが好適であり
、この粉末はＰＴＦＥ１００ｉ！量部に対し。Furthermore, the silica powder used to form the silica-containing PTFE@ is preferably one with a particle size of 20μ or less, and this powder is PTFE100i! For volume parts.
通常５〜ｌＯ重量部である。It is usually 5 to 10 parts by weight.
本発明は上記のようにガラス繊維布とにシリコーン樹脂
層、 ＰＴＦＥ ｉｌｌおよびシリカ粉末含有ＰＴＦＥ
７＃を順次形成したものであるが、更に所望によりテト
ラフルオロエチレン−へキサフルオロプロピレン共重合
体（以下、ＦＥＰと称す）％ＰＴＦＥ 、テトラフルオ
ロエチレン−パーフルオロアルキルビニルエーテル共重
合体等から成る／１ｌｔ−シリカ粉末含有ＰＴＦＥ膚上
に形成し、保換層とすることもできる。As described above, the present invention comprises a glass fiber cloth, a silicone resin layer, PTFE ill and PTFE containing silica powder.
7# is sequentially formed, and if desired, it further comprises tetrafluoroethylene-hexafluoropropylene copolymer (hereinafter referred to as FEP)% PTFE, tetrafluoroethylene-perfluoroalkyl vinyl ether copolymer, etc. It can also be formed on PTFE skin containing 1lt-silica powder to serve as a storage layer.
かような本発明に係る膜構造材は従来品と同様に空気膜
構造やテンション構造の屋根材として使用し得る他、吸
水率が小さくて耐候性が優れているので、水中で使用す
るオイルフェンス、パラボラアンテナのカバー等への適
用も可能である。The membrane structure material according to the present invention can be used as a roofing material for an air membrane structure or a tension structure in the same way as conventional products, and also has a low water absorption rate and excellent weather resistance, so it can be used as an oil fence used underwater. It is also possible to apply it to covers of parabolic antennas, etc.
（実施例）
以下１図面を参照しながら実施例により本発明を更に詳
細に説明する。(Example) The present invention will be explained in further detail by an example with reference to one drawing below.
実施例
ガラス繊維布１（カネボウ社製、商品名ＫＳ２４８６）
を３７０℃で１５０秒間加熱し、サイジング剤および異
物を除去する。Example glass fiber cloth 1 (manufactured by Kanebo Co., Ltd., trade name KS2486)
is heated at 370° C. for 150 seconds to remove the sizing agent and foreign matter.
この繊維布をシリコーン樹脂濃度１．９重量％のエマル
ジョン（ダウコーニング社［、Ｍ品名ＥＴ−４３２７）
中に浸漬して引き上げ、２９０℃で１５０秒間加熱し、
該繊維布にシリコーン樹脂を含浸すると共にその表面に
シリコーン樹脂層２を形成する。なお、このときのシリ
コーン樹脂の繊維布に対する付着量は５．９／イである
。This fiber cloth was mixed into an emulsion with a silicone resin concentration of 1.9% by weight (Dow Corning Co., Ltd., M product name ET-4327).
immersed in the water, pulled up, heated at 290°C for 150 seconds,
The fiber cloth is impregnated with a silicone resin and a silicone resin layer 2 is formed on its surface. Note that the amount of silicone resin adhered to the fiber cloth at this time was 5.9/i.
次に、 ＰＴＦＥ粉末濃度４０’Ｊ量％のディスパージ
ョン（ダイキン社製、商品名Ｄ−２０）ｔシリコーン樹
脂ＩＩＩｚ上に塗布し、３７０℃で３分間加熱する。更
に、ディスパージョンの塗布および加熱を繰シ返し、
ＰＴＦＥの付着量３３０ｇ／ゼのＰＴＦＥ層３を形成す
る。Next, a dispersion (manufactured by Daikin, trade name D-20) with a PTFE powder concentration of 40'J% is applied onto a silicone resin IIIz and heated at 370°C for 3 minutes. Furthermore, the application and heating of the dispersion are repeated,
A PTFE layer 3 with a PTFE adhesion amount of 330 g/ze is formed.
その後、シリカ粉末とＰＴＦＥ粉末の両者を含むディス
バージテン（ダイキン社製、商品名Ｄ−２ＴＸ、濃度５
５重量％）をＰＴＦＥ層Ｊ：に塗布し。After that, Disvergitene (manufactured by Daikin Corporation, product name D-2TX, concentration 5
5% by weight) was applied to the PTFE layer J:.
３７０℃で３分間加熱する。この塗布および加熱を繰り
返し、シリカ粉末およびＰＴＦＥの付着量４００ ｇ／
、？／のシリカ粉末含有ＰＴＦＥ層４を形成する。なお
、シリカ粉末の粒径は２０μ嘱以下であり。Heat at 370°C for 3 minutes. By repeating this application and heating, the amount of silica powder and PTFE deposited was 400 g/
,? A silica powder-containing PTFE layer 4 of / is formed. Note that the particle size of the silica powder is 20 μm or less.
ディスパージョン中においてはＰＴＦＥ 粉末１００重
量部に対し、シリカ粉末が８１１を置部配合されている
。In the dispersion, 811 parts of silica powder is blended with 100 parts by weight of PTFE powder.
次いで、シリカ粉末含有ＰＴＦＥ＃ｋにＦＥＰディスパ
ージョン（ダイキン社製、商品名ＮＤ−１）を塗布し、
３５０℃で３分間加熱し、保ｍ！１１５を形成し、耐水
性膜構造材を得た。Next, FEP dispersion (manufactured by Daikin Corporation, product name ND-1) was applied to PTFE#k containing silica powder,
Heat at 350℃ for 3 minutes and keep it warm! 115 was formed to obtain a water-resistant membrane structure material.
この耐水性膜構造材を下記試験に供した。This water-resistant membrane structural material was subjected to the following tests.
（吸水試験）
耐水性膜構造材を６０℃の温水中に浸漬し、経日毎の吸
水率を測定した。(Water Absorption Test) The water-resistant membrane structural material was immersed in warm water at 60°C, and the water absorption rate was measured every day.
吸水率は経日毎に膜構造材を引き上げ１表面の水を軽く
拭きとって重量を測定し、下記式により算出する。得ら
れた結果を第２図に示す。The water absorption rate is calculated by pulling up the membrane structure material every day, gently wiping off the water on the surface, measuring the weight, and using the following formula. The results obtained are shown in FIG.
（引張強度試験）
と記吸水試験と同様に耐水性膜構造材を６０℃の温水中
に浸漬し、経日毎に引き上げ１表面の水を軽く拭いて水
分を除去し、その後、温度２５℃。(Tensile strength test) Similar to the water absorption test, the water-resistant membrane structure material was immersed in warm water at 60°C, pulled up every day, and gently wiped the water on the surface to remove water, and then heated at 25°C.
引張り速度２００ｉｏｓ／ｍｉｎの条件で引張強度を測
定する。次に、下記式により引張強度保持率１に算出す
る。得られた結果を第３図に示す。The tensile strength is measured at a tensile rate of 200 ios/min. Next, the tensile strength retention rate is calculated to be 1 using the following formula. The results obtained are shown in FIG.
比較例
シリカ粉末に代え粒径２５μ惰以下のガラスビードを用
いること、およびディスバージテン中におけるＰＴＦＥ
とガラスビードの配合割合をＰＴＦＥ１００重量部に対
し、ガラスビード２１重量部とすること以外は全て実施
例と同様に作業して、膜構造材を得た。Comparative Example: Using glass beads with a particle size of 25 μm or less in place of silica powder, and using PTFE in Disvergatene.
A membrane structure material was obtained in the same manner as in the example except that the mixing ratio of glass beads and glass beads was 21 parts by weight to 100 parts by weight of PTFE.
（発明の効果）
本発明はと記した如く、ガラス繊維布土にシリコーン樹
脂層およびＰＴＦＥ層を設け、更に該ＰＴＦＥｊｇｌ上
にシリカ粉末含有ＰＴＦＥ層を設けたので、と記実施例
および比較例にも示されているように。(Effects of the Invention) As described in the present invention, a silicone resin layer and a PTFE layer are provided on the glass fiber cloth, and a PTFE layer containing silica powder is further provided on the PTFE layer. as also shown.
耐水性が大巾に改良された膜構造材が提供できる特徴が
ある。It is characterized by the ability to provide a membrane structural material with greatly improved water resistance.
第１図は本発明に係る耐水性膜構造材の実施を示す側面
図、第２図および第３図Ｆｉ膜構造材の吸水率訃よび引
張強度保持率の経日変化を示すグラフである。FIG. 1 is a side view showing the implementation of a water-resistant membrane structural material according to the present invention, and FIGS. 2 and 3 are graphs showing changes over time in water absorption rate and tensile strength retention of the Fi membrane structural material.
Claims (1)
ルオロエチレン層およびシリカ粉末含有ポリテトラフル
オロエチレン層が順次形成されて成る耐水性膜構造材料
。A water-resistant membrane structure material in which a silicone resin layer, a polytetrafluoroethylene layer, and a polytetrafluoroethylene layer containing silica powder are sequentially formed on the surface of glass fiber cloth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5748087A JPS63222852A (en) | 1987-03-12 | 1987-03-12 | Waterproof film structural material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5748087A JPS63222852A (en) | 1987-03-12 | 1987-03-12 | Waterproof film structural material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS63222852A true JPS63222852A (en) | 1988-09-16 |
| JPH0544916B2 JPH0544916B2 (en) | 1993-07-07 |
Family
ID=13056874
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5748087A Granted JPS63222852A (en) | 1987-03-12 | 1987-03-12 | Waterproof film structural material |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS63222852A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0490661A2 (en) * | 1990-12-14 | 1992-06-17 | Scapa Group Plc | Industrial fabrics |
| US5358750A (en) * | 1990-12-14 | 1994-10-25 | Scapa Group Plc | Industrial fabrics |
| US7361717B2 (en) | 2004-06-29 | 2008-04-22 | Asahi Glass Company, Limited | Fluorocopolymer film and its application |
| US7402640B2 (en) | 2003-11-17 | 2008-07-22 | Asahi Glass Company, Limited | Fluoropolymer and film made of it |
| US7732045B2 (en) | 2006-04-12 | 2010-06-08 | Asahi Glass Company, Limited | Film for membrane structure |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5222375A (en) * | 1975-08-11 | 1977-02-19 | Occidental Petroleum Corp | Method of flush thermal decomposition of organic solid waste |
| JPS557148A (en) * | 1978-06-30 | 1980-01-18 | Tokyo Shibaura Electric Co | Operating system of elevator |
| JPS6134032A (en) * | 1984-07-25 | 1986-02-18 | Daikin Ind Ltd | Coating fluororesin composition |
| JPS61185441A (en) * | 1984-10-24 | 1986-08-19 | 日東電工株式会社 | Fluoroplastic coated film structural material |
-
1987
- 1987-03-12 JP JP5748087A patent/JPS63222852A/en active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5222375A (en) * | 1975-08-11 | 1977-02-19 | Occidental Petroleum Corp | Method of flush thermal decomposition of organic solid waste |
| JPS557148A (en) * | 1978-06-30 | 1980-01-18 | Tokyo Shibaura Electric Co | Operating system of elevator |
| JPS6134032A (en) * | 1984-07-25 | 1986-02-18 | Daikin Ind Ltd | Coating fluororesin composition |
| JPS61185441A (en) * | 1984-10-24 | 1986-08-19 | 日東電工株式会社 | Fluoroplastic coated film structural material |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0490661A2 (en) * | 1990-12-14 | 1992-06-17 | Scapa Group Plc | Industrial fabrics |
| GB2250696B (en) * | 1990-12-14 | 1994-10-12 | Scapa Group Plc | Industrial fabrics |
| US5358750A (en) * | 1990-12-14 | 1994-10-25 | Scapa Group Plc | Industrial fabrics |
| US7402640B2 (en) | 2003-11-17 | 2008-07-22 | Asahi Glass Company, Limited | Fluoropolymer and film made of it |
| US7361717B2 (en) | 2004-06-29 | 2008-04-22 | Asahi Glass Company, Limited | Fluorocopolymer film and its application |
| US7732045B2 (en) | 2006-04-12 | 2010-06-08 | Asahi Glass Company, Limited | Film for membrane structure |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0544916B2 (en) | 1993-07-07 |
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